I.S. EN 124-4:2015現行
Gully Tops and Manhole Tops for Vehicular and Pedestrian Areas Part 4: Gully Tops and Manhole Tops Made of Steel Reinforced Concrete
出版：National Standards Authority of Ireland
專家解讀視頻
基本信息
標準編號： I.S. EN 124-4:2015
發布時間：2015/7/2 0:00:00
標準類別：Standard
出版單位：National Standards Authority of Ireland
標準頁數：36
標準簡介
Pertains to precast gully tops and manhole tops made of steel reinforced concrete with a clear opening up to and including 1000 mm for covering gullies, manholes and inspection chambers for installation within areas subjected to pedestrian and/or vehicular traffic.
本標準替代的舊標準
